On Mon, Feb 23, 2009 at 09:52:56AM +0800, paul wrote: > hi Greg KH, > > Thanks for your replying. > > As I know, the vendor who made this device is LeadCore Tech which > belongs to Datang Telecom. They are both Chinese company who develop > the Chinese TD-SCDMA 3G mobile and data card. > > I have the windows's driver of this device.its description is : > installs multi-interfaces serial port driver for DTM600. i don't how > to get other useful information from this driver. Hm, I would try the option driver again, and poke around on all of the devices to see if you can get something out of one of the endpoint pairs. I don't know what else to suggest, have you tried contacting the company for information? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html